UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lpcw58Uf6v5H0CBy78wHV/QQNzfKrx1gAg+tVrnFi9c=' 
WHERE 
  key_id = '79bbafd6bea210de77390ae66855de648ee4cd20014b363f1f071443379fbf46' 
  AND (
    token = 'Lpcw58Uf6v5H0CBy78wHV/QQNzfKrx1gAg+tVrnFi9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )